2007 Audi A4 vs. 1984 Ford Sierra
To start off, 2007 Audi A4 is newer by 23 year(s). Which means there will be less support and parts availability for 1984 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1984 Ford Sierra would be higher. At 2,304 cc (4 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (114 HP @ 4000 RPM) has 48 more horse power than 1984 Ford Sierra. (66 HP @ 4200 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1984 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 375 kg more than 1984 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 Ford Sierra is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1984 Ford Sierra. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Audi A4 (285 Nm @ 1900 RPM) has 145 more torque (in Nm) than 1984 Ford Sierra. (140 Nm @ 2000 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Ford Sierra.
Compare all specifications:
| 2007 Audi A4 | 1984 Ford Sierra | |
| Make | Audi | Ford |
| Model | A4 | Sierra |
| Year Released | 2007 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 2304 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 66 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 285 Nm | 140 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Bore Size | 79.5 mm | 94 mm |
| Engine Stroke Size | 95.5 mm | 83 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1235 kg |
| Vehicle Length | 4590 mm | 4510 mm |
| Vehicle Width | 1780 mm | 1740 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 60 L |
